QMP PCI PHY PIPE clocks are inputs for the GCC clock controller.
In order to describe this in DTS, allow passing them as the inputs to GCC.

This has a benefit that it avoids doing a global matching by name.
Signed-off-by: Robert Marko <robimarko@gmail.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20231013164025.3541606-1-robimarko@gmail.comSigned-off-by: Bjorn Andersson <andersson@kernel.org>